When tensions run high at work, emotions get frayed. An angry word, foul mood or bungled interaction can significantly damage your relationships with bosses and coworkers. You can’t change the way others feel and act; you can only change the way you react to them.
When you move from being a staff member to overseeing the work of others, you’ll face a whole set of new challenges. The skills that made you a great team player won’t necessarily make you a great manager.